Schloss Heidelberg is a famous castle located in the city of Heidelberg, Germany. It sits on a hill overlooking the Neckar River and is known for its stunning architecture and picturesque views. The castle dates back to the 13th century and has been expanded and renovated over the centuries, showcasing a mix of Gothic and Renaissance styles. Visitors to Schloss Heidelberg can explore its beautiful gardens, impressive courtyards, and the Great Barrel, one of the largest wine barrels in the world. The castle also houses a museum that displays artifacts related to its history and the region, making it a popular destination for tourists and history enthusiasts alike.